# EXERCISE 8.2

QUESTION 1

Convert the given fractional numbers to percent:

(a)

Sol :

= 12.5%

(b)

Sol :

= 5 × 25% = 125%

(c)

Sol :

= 7.5%

(d)

Sol :

QUESTION 2

Convert the given decimal fractions to percents:

(a) 0.65

Sol :

= 65%

(b) 2.1

Sol :

= 210%

(c) 0.02

Sol :

= 2%

(d) 12.35

Sol :

= 1235%

QUESTION 3

Estimate what part of the figure is coloured and hence find the per cent which is coloured .

Sol :

(i) Here , 1 part out of 4 equal parts are shaded which represent fraction

= 25%

(ii) Here , 3 parts out of 5 equal parts are shaded which represents the fraction

Insert math as
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